Summer butt bumps can be relieved with prickly heat powder if caused by prickly heat, antibiotic ointment if caused by folliculitis, and hormone if caused by eczema. 1. Prickly heat: It is easy to get prickly heat in summer when the weather is hot and humid, so you can use prickly heat powder and glycerin lotion to relieve it. 2. Folliculitis: If there is folliculitis on the buttocks, manifested as scattered pimples, it can be treated with antibiotic ointment, such as mupirocin ointment. 3. Eczema: If there is eczema on the buttocks, often in the form of flakes, you can use hormonal ointment treatment, such as hydrocortisone cream, dexamethasone ointment and so on. If the phenomenon of summer buttocks long pimples, go to the hospital in time to check, clear cause, under the guidance of the doctor to use medication.